■ GridControl 클래스에서 ICollectionView 인터페이스를 사용해 데이터를 바인딩하는 방법을 보여준다.
▶ FilterItem.cs
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using System; namespace TestProject { /// <summary> /// 필터 항목 /// </summary> public class FilterItem { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 제목 - Caption /// <summary> /// 제목 /// </summary> public string Caption { get; set; } #endregion #region 필터 - Filter /// <summary> /// 필터 /// </summary> public Predicate<object> Filter { get; set; } #endregion } } |
▶ SampleData.cs
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namespace TestProject { /// <summary> /// 샘플 데이터 /// </summary> public class SampleData { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 숫자 1 - Number1 /// <summary> /// 숫자 1 /// </summary> public int Number1 { get; set; } #endregion #region 숫자 2 - Number2 /// <summary> /// 숫자 2 /// </summary> public int Number2 { get; set; } #endregion #region 텍스트 1 - Text1 /// <summary> /// 텍스트 1 /// </summary> public string Text1 { get; set; } #endregion #region 텍스트 2 - Text2 /// <summary> /// 텍스트 2 /// </summary> public string Text2 { get; set; } #endregion } } |
▶ ViewModel.cs
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using System.Collections.Generic; using System.Windows.Data; using System.ComponentModel; namespace TestProject { /// <summary> /// 뷰 모델 /// </summary> public class ViewModel { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 컬렉션 뷰 /// </summary> private ICollectionView collectionView; /// <summary> /// 필터 항목 리스트 /// </summary> private List<FilterItem> filterItemList; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 컬렉션 뷰 - CollectionView /// <summary> /// 컬렉션 뷰 /// </summary> public ICollectionView CollectionView { get { if(this.collectionView == null) { List<SampleData> list = new List<SampleData>(); for(int i = 0; i < 100; i++) { list.Add ( new SampleData() { Number1 = i, Number2 = i * 10, Text1 = "row " + i, Text2 = "ROW " + i } ); } this.collectionView = new ListCollectionView(list); } return this.collectionView; } } #endregion #region 필터 항목 리스트 - FilterItemList /// <summary> /// 필터 항목 리스트 /// </summary> public List<FilterItem> FilterItemList { get { if(this.filterItemList == null) { this.filterItemList = new List<FilterItem>() { new FilterItem() { Caption = "All items" }, new FilterItem() { Caption = "Even items", Filter = (item) => { return ((SampleData)item).Number1 % 2 == 0; } }, new FilterItem() { Caption = "Odd items", Filter = (item) => { return ((SampleData)item).Number1 % 2 == 1; } } }; } return this.filterItemList; } } #endregion } } |
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid" xmlns:local="clr-namespace:TestProject" Width="800" Height="600" Title="ICollectionView 인터페이스 : DXGrid 바인딩 하기" FontFamily="나눔고딕코딩" FontSize="16"> <Window.DataContext> <local:ViewModel /> </Window.DataContext> <Grid Margin="10"> <Grid.ColumnDefinitions> <ColumnDefinition /> <ColumnDefinition Width="10" /> <ColumnDefinition /> </Grid.ColumnDefinitions> <Grid.RowDefinitions> <RowDefinition Height="Auto" /> <RowDefinition Height="*" /> </Grid.RowDefinitions> <StackPanel Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="3" Margin="0 0 0 10" Orientation="Horizontal"> <CheckBox x:Name="isSynchronizedCheckBox" VerticalAlignment="Center" IsChecked="True" Content="Is Synchronized With Current Item" /> <Label Content="Filter condition : "/> <ComboBox ItemsSource="{Binding Path=FilterItemList}" SelectedValue="{Binding Path=CollectionView.Filter}" SelectedIndex="0" DisplayMemberPath="Caption" SelectedValuePath="Filter" IsEditable="False" /> </StackPanel> <dxg:GridControl x:Name="gridControl" Grid.Row="1" ItemsSource="{Binding Path=CollectionView}" AutoGenerateColumns="AddNew"> <dxg:GridControl.View> <dxg:TableView IsSynchronizedWithCurrentItem="{Binding Path=IsChecked, ElementName=isSynchronizedCheckBox}" ShowGroupPanel="False" AllowGrouping="False" AutoWidth="True" AllowEditing="False" ShowAutoFilterRow="True" /> </dxg:GridControl.View> </dxg:GridControl> <ListView Grid.Row="1" Grid.Column="2" ItemsSource="{Binding Path=CollectionView}" IsSynchronizedWithCurrentItem="True"> <ListView.View> <GridView> <GridView.Columns> <GridViewColumn Header="Number1" DisplayMemberBinding="{Binding Path=Number1}" /> <GridViewColumn Header="Number2" DisplayMemberBinding="{Binding Path=Number2}" /> <GridViewColumn Header="Text1" DisplayMemberBinding="{Binding Path=Text1}" /> <GridViewColumn Header="Text2" DisplayMemberBinding="{Binding Path=Text2}" /> </GridView.Columns> </GridView> </ListView.View> </ListView> </Grid> </Window> |
▶ MainWindow.xaml.cs
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using System.Windows; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); } #endregion } } |
